Home / 1,140,862.31-1,711,182.03-299,414.06

Finding the Fourth Proportional to 1,140,862.31, 1,711,182.03 and 299,414.06

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Solution

The fourth proportional to 1,140,862.31, 1,711,182.03 and 299,414.06 is: 449,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,862.31 : 1,711,182.03 = 299,414.06 : x
  2. Step 2: Convert to fraction form
    1,140,862.31/1,711,182.03 = 299,414.06/x
  3. Step 3: Cross multiply
    1,140,862.31x = 1,711,182.03 × 299,414.06
  4. Step 4: Simplify right side
    1,140,862.31x = 512,351,959,001.34
  5. Step 5: Solve for x
    x = 512,351,959,001.34/1,140,862.31
  6. Step 6: Final answer
    x = 449,091.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.